SR 99 and Mercer Street full
weekend closure: Friday, December 13 through Monday, December 16

SR 99 and Mercer Street will be
fully closed to traffic beginning Friday, December 13 at 11:00 p.m. to Monday,
December 16 at 5:00 a.m. for demolition of the western portion of the SR 99
bridge over Mercer Street. During the closure:

SR 99 will be fully
closed to traffic between Valley Street and the southern end of the
Battery Street Tunnel. Traffic traveling through Seattle via SR 99 will be
directed to I-5 in northern Seattle at 85th Street or in
southern Seattle at E Marginal Way and Spokane Street. More information
about alternate routes during construction may be found at: http://www.seattle.gov/transportation/mercercorridor.htm.

Mercer Street will be
fully closed to traffic between 5th Avenue N and Dexter Avenue
N. Traffic heading east toward I-5 from Queen Anne will be detoured to
eastbound Broad Street and will reconnect to Mercer Street at 9th
Avenue N to continue towards the I-5 ramps at Mercer Street.

The sidewalk on Mercer
Street will also be closed between 5th Avenue N and Dexter
Avenue N. Pedestrians will be detoured to Broad Street.

Broad Street and the I-5
on- and off-ramps at Mercer Street will remain open during the weekend
work.